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Established: 1997

Location: Devnya

Employees: 700

Products: soda ash and Sodium bicarbonate

  • In 2000, it privatized the suppliers of material for the soda production process – the salt and limestone mining enterprises and Deven Thermoelectric Power Plant
  • 85% of company’s output is exported to Eastern and Western Europe, Russia, the Middle East, South America, Asia and Africa
  • 1997-2011 investments at €306m (€150m in the past three years)

Soda ash is the main raw material in glass production, metallurgy, paper, chemical and leather industries and in detergents production.


The materials and resources located in proximity to operational capacities and the convenient transport corridors (Varna West Port) were the main factors which motivated Solvay to launch business in Bulgaria.


In 2006, Solvay Sodi launched an ISO certified integrated management system in accordance with ISO quality and environmental regulations and OHSAS health and safety regulations.

  • The company has won a number of corporate social responsibility awards in Bulgaria
  • It cooperates with universities, offering visits and internship programs for students majoring in different subject

Solvay Group is the first main partner and technology partner of Solar Impulse – the zero-fuel airplane. The prototype was first exhibited in Bulgaria on the Day of Chemistry at Solvay Sodi, Devnya, on 1.10.2011.